* [COMMITTED] backends: Fix arm_machine_flag_name version string.
@ 2023-11-13 21:57 Mark Wielaard
0 siblings, 0 replies; only message in thread
From: Mark Wielaard @ 2023-11-13 21:57 UTC (permalink / raw)
To: elfutils-devel; +Cc: Mark Wielaard
arm_machine_flag_name checks the version byte and if not zero returns
a version string. There are only 5 versions defined. So check the
version byte is not larger.
* backends/arm_machineflagname.c (arm_machine_flag_name):
Check version <= 0, otherwise return NULL.
https://sourceware.org/bugzilla/show_bug.cgi?id=31058
Signed-off-by: Mark Wielaard <mark@klomp.org>
---
backends/arm_machineflagname.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/backends/arm_machineflagname.c b/backends/arm_machineflagname.c
index e93092ae..d700d5f4 100644
--- a/backends/arm_machineflagname.c
+++ b/backends/arm_machineflagname.c
@@ -48,7 +48,7 @@ arm_machine_flag_name (Elf64_Word orig, Elf64_Word *flagref)
"Version5 EABI",
};
*flagref &= ~((Elf64_Word) EF_ARM_EABIMASK);
- return vername[version - 1];
+ return version <= 5 ? vername[version - 1] : NULL;
}
switch (EF_ARM_EABI_VERSION (orig))
{
--
2.39.3
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2023-11-13 21:57 [COMMITTED] backends: Fix arm_machine_flag_name version string Mark Wielaard
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